280459244

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{125429}}^1$

素因数の和:125489

約数の個数: 24

約数和(自身を含む): 540854160

約数和(自身を除く): 260394916

約数列:

[1, 2, 4, 13, 26, 43, 52, 86, 172, 559, 1118, 2236, 125429, 250858, 501716, 1630577, 3261154, 5393447, 6522308, 10786894, 21573788, 70114811, 140229622, 280459244]

約数ペア:

[(1, 280459244), (2, 140229622), (4, 70114811), (13, 21573788), (26, 10786894), (43, 6522308), (52, 5393447), (86, 3261154), (172, 1630577), (559, 501716), (1118, 250858), (2236, 125429)]